Harting Downs is a biological

Site of Special Scientific Interest A Site of Special Scientific Interest (SSSI) in Great Britain, or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland, is a conservation designation denoting a protected area in the United Kingdom and Isle ...

west of

Midhurst Midhurst () is a market town and civil parish in the Chichester District in West Sussex, England. It lies on the River Rother (Western), River Rother, inland from the English Channel and north of Chichester. The name Midhurst was first reco ...

West Sussex West Sussex is a Ceremonial counties of England, ceremonial county in South East England. It is bordered by Surrey to the north, East Sussex to the east, the English Channel to the south, and Hampshire to the west. The largest settlement is Cr ...

. It is a

Nature Conservation Review ''A Nature Conservation Review'' is a two-volume work by Derek Ratcliffe, published by Cambridge University Press in 1977. It set out to identify the most important places for nature conservation in Great Britain. It is often known by the initi ...

site, Grade I and an area of is a Local Nature Reserve which is owned and managed by the

National Trust The National Trust () is a heritage and nature conservation charity and membership organisation in England, Wales and Northern Ireland. The Trust was founded in 1895 by Octavia Hill, Sir Robert Hunter and Hardwicke Rawnsley to "promote the ...

. This site consists of several parallel valleys on the steep slope of the

South Downs The South Downs are a range of chalk hills in the south-eastern coastal counties of England that extends for about across the south-eastern coastal counties of England from the Itchen valley of Hampshire in the west to Beachy Head, in the ...

. Habitats are chalk grassland, which is being invaded by scrub, together with areas of long-established woodland. The site is important for insects, with a nationally rare snail, '' Helicondonta obvoluta'', two uncommon moths, the wood tiger and the maple prominent, and many rove beetles.

References

{{Local Nature Reserves in West Sussex Sites of Special Scientific Interest in West Sussex Local Nature Reserves in West Sussex Nature Conservation Review sites